document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=873516>Question 873516</A>: <I><SPAN STYLE=\"word-break: break-all;\"> How many integers from 3000 to 8999 inclusive contain no 7's? ( Answer should be 3645)\r<BR>\n" );
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document.write( "Thank you! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #526917 by </B><A HREF=/tutors/aboutme.mpl?userid=KMST><B>KMST(5328)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=KMST><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=KMST><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=526917\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> For the thousands digit you can choose 3,4,5,6,or 8.<BR>\n" );
document.write( "That's <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5 ALIGN=MIDDLE  ALT=\"5\"   DISABLED_style= \"max-width:90%; height:auto;\" > choices><BR>\n" );
document.write( "for each of the other places (hundreds, tens, and ones), you can pick any digit except 7.<BR>\n" );
document.write( "That is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=9 ALIGN=MIDDLE  ALT=\"9\"   DISABLED_style= \"max-width:90%; height:auto;\" > choices for each digit.<BR>\n" );
document.write( "The choices multiply tree-style, because for each choice for the thousands place you have 9 choices for the hundreds place,<BR>\n" );
document.write( "making <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5%2A9=45 ALIGN=MIDDLE  ALT=\"5%2A9=45\"   DISABLED_style= \"max-width:90%; height:auto;\" > choices for the first two digits, and so on.<BR>\n" );
document.write( "The total number of choices is<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5%2A9%2A9%2A9=5%2A81%2A9=5%2A729=3645 ALIGN=MIDDLE  ALT=\"5%2A9%2A9%2A9=5%2A81%2A9=5%2A729=3645\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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